page_title: Samuel Langley
hierarchical_section_title: Samuel Langley
caption_attribution_description: Samuel Pierpont Langley, pioneer aviator and 3rd Secretary of the Smithsonian Institute. taken during his tenure at the Smithsonian (1887-1906), and credited to him. It is in the public domain as produced by the United States Government, and also because published before 1923.
context_page_description: Samuel Pierpont Langley was an American astronomer, physicist, inventor of the bolometer and aviation pioneer. In addition to becoming the third Secretary of the Smithsonian Institution, he was also a professor of astronomy at the University of Pittsburgh, where he was the director of the Allegheny Observatory.
context_section_description: Samuel Pierpont Langley (August 22, 1834 – February 27, 1906) was an American astronomer, physicist, inventor of the bolometer and aviation pioneer. In addition to becoming the third Secretary of the Smithsonian Institution, he was also a professor of astronomy at the University of Pittsburgh, where he was the director of the Allegheny Observatory.
caption: Samuel Pierpont Langley
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